1/*
2 * Copyright (C) 2014 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 *      http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17package android.animation;
18
19import android.view.RenderNodeAnimator;
20import android.view.View;
21
22/**
23 * Reveals a View with an animated clipping circle.
24 * The clipping is implemented efficiently by talking to a private reveal API on View.
25 * This hidden class currently only accessed by the {@link android.view.View}.
26 *
27 * @hide
28 */
29public class RevealAnimator extends RenderNodeAnimator {
30
31    private View mClipView;
32
33    public RevealAnimator(View clipView, int x, int y,
34            float startRadius, float endRadius) {
35        super(x, y, startRadius, endRadius);
36        mClipView = clipView;
37        setTarget(mClipView);
38    }
39
40    @Override
41    protected void onFinished() {
42        mClipView.setRevealClip(false, 0, 0, 0);
43        super.onFinished();
44    }
45
46}
47